const express = require('express')

const app = express()

app.get('/home', (request, response) => {
  response.setHeader('content-type', 'text/html;charset=utf-8')
  response.end('你好 express ！')
})

app.listen(9000, () => {
  console.log('服务已启动，9000端口监听中。。。')
})